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XION Manuals & User Guides

XION offers commercial HVAC solutions, including high-efficiency packaged rooftop units and heat pumps engineered by Lennox Industries.

Tip: include the full model number printed on your XION label for the best match.

About XION manuals on Manuals.plus

XION is a brand of commercial heating, ventilation, and air conditioning (HVAC) equipment manufactured by Lennox Industries. The XION product line specializes in packaged rooftop units and commercial heat pumps designed for reliability and standard efficiency in business environments.

Backed by Lennox's extensive engineering expertise, XION units often feature the CORE Lite Unit Controller and utilize modern refrigerants such as R-454B. These systems are built for versatility, offering various tonnage sizes and field-installed options to meet specific commercial building requirements.

XION manuals

Latest manuals from manuals+ curated for this brand.

LENNOX XION Rooftop Units User Guide

May 14, 2026
LENNOX XION Rooftop Units Specifications Unit Type: G = Packaged Gas Heat w/ Electric Cooling Family: X = XionTM Series Nominal Cooling Capacity - Tons: 092 = 7.5 Tons 102…

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XION support FAQ

Common questions about manuals, registration, and support for this brand.

  • Who manufactures XION HVAC units?

    XION packaged rooftop units and heat pumps are manufactured by Lennox Industries, Inc.

  • Where can I find technical documents for XION equipment?

    Technical specifications, owner's manuals, and installation guides can be found on the Lennox Commercial website or downloaded from our manual collection.

  • How do I contact support for XION products?

    For technical support and information, you can contact Lennox Commercial at 1-800-4-LENNOX (1-800-453-6669).

  • What type of refrigerant do new XION models use?

    Recent XION models, such as those in the standard efficiency line, are designed to use R-454B refrigerant, compliant with newer environmental standards.